通过反复训练模板能有较高的识别率，插值与拟合，解方程，数据分析，使用高阶累积量对MPSK信号进行调制识别，LDPC码的完整的编译码，针对EMD方法的不足,三相光伏逆变并网的仿真。-Through repeated training dWffduylate have higher recognition rate, Interpolation and fitting, solution of equations, data analysis, Using high-order cumulants of MPSK signal modulation recognition, Complete codec LDPC code, For lack of EMD, Three-phase photovoltaic inverter and network simulation.